Fuel Type To create heat, some form of fuel is required. Fuel Type specifies what the product uses as an input to create heat.

Natural Gas

Vent Type Products that use combustion (burning) of fuel to create heat also create potentially dangerous gasses that need to be exhausted (AKA "Vented"). Depending on the product, venting can be done via a chimney, through a side wall, or use a second vent to provide fresh air to the appliance.

Reznor RP-250 Gas Fired Duct Furnace is an outdoor gas fired duct furnace which provides a heating output capacity of 200000 with an 80% thermal efficiency. This RP model has a high fire input of 250000. RP model furnaces are the heating component of heating or heating/cooling systems and require a separate blower system for air delivery. RP-250 is approved for a 50-90 F temperature rise range and includes power vent system. Units include a blocked vent shut-off system.